DevKit

Generator Tools

39 free generator tools that run entirely in your browser.

UUID Generator

Generate random UUID v4 identifiers instantly.

Lorem Ipsum Generator

Generate placeholder text in paragraphs, sentences, or words.

Password Generator

Generate secure random passwords with customizable length and characters.

Cron Expression Generator

Build cron expressions visually with a human-readable preview.

.gitignore Generator

Generate .gitignore files for popular languages and frameworks.

QR Code Generator

Generate QR codes from any text or URL instantly.

Slug Generator

Convert text to URL-friendly slugs for SEO-friendly URLs.

JSON to TypeScript

Generate TypeScript interfaces from JSON data automatically.

Meta Tag Generator

Generate HTML meta tags, Open Graph, and Twitter Card tags for SEO.

Favicon Generator

Generate favicon PNG files from text or emoji with custom colors.

JWT Generator

Generate JWT tokens with custom header and payload for testing.

Placeholder Image Generator

Generate custom placeholder images with specified dimensions and colors.

Code to Image

Turn code snippets into beautiful shareable PNG images.

Box Shadow Generator

Generate CSS box-shadow with visual preview and live controls.

CSS Gradient Generator

Create linear and radial CSS gradients with color picker and angle control.

Flexbox Generator

Visual flexbox layout builder with live preview and CSS output.

ASCII Art Generator

Convert text into ASCII art using canvas rendering.

Nginx Config Generator

Generate Nginx reverse proxy configs with SSL, gzip, and caching.

Robots.txt Generator

Generate robots.txt files with custom user-agent rules and sitemap URL.

Color Palette Generator

Generate harmonious color palettes using color theory (analogous, complementary, triadic).

Border Radius Visualizer

Visualize and generate CSS border-radius with individual corner controls.

Barcode Generator

Generate barcode images from text with download option.

CSP Header Builder

Build Content-Security-Policy headers with visual directive editor.

Markdown Table Generator

Build Markdown tables visually with alignment controls and instant output.

Markdown TOC Generator

Generate a table of contents from Markdown headings automatically.

CORS Config Generator

Build and understand CORS response headers for your API.

Random Token Generator

Generate cryptographically secure random tokens in hex, alphanumeric, or Base64URL.

User Agent Generator

Copy realistic User-Agent strings for common browsers and bots.

.htaccess Generator

Generate Apache .htaccess rules for HTTPS, www, gzip, caching, and security.

CSS clamp() Generator

Generate fluid responsive font sizes with CSS clamp().

Cubic Bezier Editor

Visually build CSS cubic-bezier easing curves.

CSS Grid Generator

Build CSS grid layouts visually with live preview.

JSON to Go Struct

Generate Go structs with JSON tags from sample JSON.

JSON to Python

Generate Python dataclasses from sample JSON.

JSON to Rust Struct

Generate serde-annotated Rust structs from sample JSON.

JSON to JSON Schema

Infer a Draft-07 JSON Schema from a sample JSON document.

Avatar Generator

Generate initials avatars with deterministic colors from a name.

API Mock Data Generator

Generate realistic mock JSON data from field names for API testing.

.editorconfig Generator

Generate an .editorconfig file with your indentation and formatting rules.

About generator tools

These 39 generator tools cover the tasks developers reach for most. Each one runs client-side, so your input never leaves your device and every tool works offline after the first visit. No account, no upload, no tracking.